20. machinery=machines, especially large ones= a system or set of processes for doing something=machine=device=robot=appliance=mechanism 机械 n.
21. ultimate=someone's ultimate aim is their main and most important aim, that they hope to achieve in the future= final最终的，根本的 adj.
22. atmosphere= the feeling that an event or place gives you= the mixture of gases that surrounds the Earth气氛; 大气n.
23. occur=happen=take place=there is=come about=come up=turn up=arise=strike发生v.
24. expand= get bigger=grow=swell up=stretch扩张，扩大v. 25. form= type= way something is/appears=shape形式 n.
26. emerge=appear=become visible=come into view/come into sight=come out=reappear 出现 v.
27. emit= to send out gas, heat, light, sound etc 发出，放射 n. 28. situation= circumstances=position=case=plight情况，状况 n.
29. self-conscious=worried and embarrassed about what you look like or what other people think of you自觉的 n.
30. generate= to make someone have a particular feeling= form=produce=create 产生 v.
31. various=there are several different types of that thing=different=a variety of something=differing=varying=an assortment of something=assorted=a mix of something=a mixture of something各种各样的 adj.
32. convenient= a thing or way of doing something that is easy and quick; a time or arrangement that is convenient 方便的 adj.
33. objective=impartial=neutral=not take sides=unbiased=disinterested客观的 adj. 34. enquiry=investigate=make inquiries/enquiries=go into=probe=look into=solve=be under investigation 调查
35. observe=notice=can see/can tell=see=spot=detect=note become aware/conscious=catch somebody's eye=perceive观察 v.
36. comment=remark=thing to say=point=statement= announcement=declaration=observation评论
37. include=consist of=comprise=be composed of= be made up of包含，包括 v. 38. focus on=deals only with=concentrate专注于 v.
39. affect=have an effect=have an impact=take effect= make a difference=impact影响 v.
40. gained from=come from=be based on=originate= go back to=have its origins in=have its roots in=derive from/be derived from=develop from/evolve from产生于…. V. 41. concern=worry=stress=anxiety=strain= a feeling of worry about something important关心，担心n. TEST 4
1. official=formal=authorized=on (the) record官方的，正式的 adj.
2. athletic=physically strong and good at sport=fit=be in shape=be in good condition运动的 adj.
3. intensive=involving a lot of activity, effort, or careful attention in a short period of time=rapid=crash course密集的，加强的 adj.
4. burst=a short sudden effort or increase in activity=burst of anger/enthusiasm/temper etc 爆炸，突发
5. recognize=know=identify=pick out=tell认出，承认v.
6. inadequate=not enough=too little=few=scarce=insufficient=be in short supply=lack of something=be short 不足的 adj.
7. develop=come from=be based on=originate=go back to=have its origins in=have its roots in=derive from=be derived from=be founded on=grow out of=develop from=evolve from发展，生长 v.
8. enable=make something possible=allow=permit=pave the way for=clear the way for使能够 v.
9. predict=anticipate=forecast=foretell=prediction=projected=guess in advance预测 v.
10. specialist=someone who knows a lot about a particular subject, or is very skilled at it=expert专家 n.
11. theoretical=relating to the study of ideas, especially scientific ideas, rather than with practical uses of the ideas or practical experience理论的 adj. 12.
basic=fundamental=essential=central=underlying=simple=crude=primitive=rudimentary=unsophisticated=low-tech基本的 adj.
13. nature=plants/animals etc=somebody's character=qualities of something=type自然 n.
14. aim=purpose=point=idea=objective=object=goal=target=end目的 n.
15. translate=change languages=interpret=put something into English/French/Japanese etc翻译 v.
16. ancient=belonging to a time long ago in history, especially thousands of years ago 古老的 adj.
17. realistic=when pictures, films etc make things seem real=lifelike=realism=true to life=vivid实际的，现实的
18. field=area=branch=world=domain=realm=sphere领域 n.
19. document=a piece of paper that has official information on it；a piece of written work that is stored on a computer文件 n.
20. equal=the same in number, amount, level etc as something else平等的 adj. 21. influence=effect=side effect=impact=what something does to=the implications 影响 n.
22. behavior=manner=conduct=behave=well-behaved=good=be on your best=stay out of trouble行为 n.
23. compare=to examine or judge two or more things in order to show how they are similar to or different from each other=liken=make a comparison=draw an analogy=draw a parallel=contrast 比较 v.
24. economically=in a way that is related to systems of money, trade, or business经济上地 adv.
25. establish=determine=identify=pinpoint=diagnose=to start a new business or organization.建立新的生意/组织 v.
26. sustainable=able to continue without causing damage to the environment; able to continue for a long time可持续的 adj.
27. realize=know=be/become aware=can tell=appreciate=be conscious=know perfectly well=know/learn from experience意识到 v.
28. limit=restrict=set/impose/put a limit=keep to/keep within=confine=fix 限制 29. produce=form=create=generate生产 v.
30. guarantee=promise=assure=give somebody your word=swear=vow=commit to=pledge保证 v.
31. liberty=freedom=a free hand自由 n.
32. independence=self-sufficiency=self-reliance 独立 n.
33. consistent=always behaving in the same way or having the same attitudes, standards etc - usually used to show approval持续的 adj.
34. underestimate=to think or guess that something is smaller, cheaper, easier etc than it really is=to think that someone is not as good, clever, or skilful, as they really are低估 v. 35. provision=when you provide something that someone needs now or in the future 提供 n.
Cambridge 5 TEST 1
1. produce=develop=manufacture生产 v. 2. central=middle中心的 adj. 3. did not have=without没有 v.
4. bring=confer=award=present=grant=confer=allocate=offer带来 v. 5. time limit=deadline时间限制，期限 n.
6. increase=go up/rise=grow=climb=gain=escalate=expand=pick up=widen=intensify=build up增加 7. assistant=helper=coach 助手 n.
8. immense=big=major=considerable=great=huge/enormous=tremendous=large scale/large-scale巨大的 adj.
9. illustrate=show=be a sign=demonstrate=mean=make clear=reflect=tell=be evidence=reveal 表明，显示 v.
10. quotation=a phrase or sentence that is well-known or often used 引用语 n. 11. predecessor=someone who had your job before you started doing it 前辈，前任n. 12. rival=a person, group, or organization that you compete with in sport, business, a fight etc=competitor 对手，竞争者 n.
13. distraction=something that stops you paying attention to what you are doing分心的事物 n.
14. fault=defect=problem=trouble=flaw=weakness =bug=virus=be something wrong with 错误，缺点
15. cornerstone=basis=foundation=the key 基石n. 16. confer=award=present=grant=allocate 给予 v.
17. stability=the condition of being steady and not changing稳定 n. 18. prevail=win=come out on top=prevail=carry the day流行,获胜v. 19. contract=agreement=understanding=compromise 合约 n. 20. grant=award=present=confer=allocate给予 v.
21. fascinate=if someone or something fascinates you, you are attracted to them and think they are extremely interesting吸引，使着迷 v.
22. disturb=interrupt=bother=distract=put somebody off 打扰 v. 23. expect=think=anticipate预期，期待 v.